CN203717136U - Throttle valve - Google Patents
Throttle valve Download PDFInfo
- Publication number
- CN203717136U CN203717136U CN201420086203.2U CN201420086203U CN203717136U CN 203717136 U CN203717136 U CN 203717136U CN 201420086203 U CN201420086203 U CN 201420086203U CN 203717136 U CN203717136 U CN 203717136U
- Authority
- CN
- China
- Prior art keywords
- iron core
- stator
- throttle valve
- throttle plate
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a throttle valve. The throttle valve comprises a shell, a side cover, a throttle valve shaft and a throttle valve shaft driving device, wherein an electric brush is arranged on the throttle valve shaft in a linkage manner, a sensor substrate corresponds to the lateral side of the electric brush and is fixedly arranged in the shell, an air channel is arranged on the shell, the throttle valve shaft is rotationally arranged in the shell, and a throttle door plank used for controlling the size of the air channel is arranged on the throttle valve shaft in the linkage manner, an accommodating cavity is formed between the side cover and the shell, and the throttle valve shaft driving device comprises a rotor component and a stator component which are arranged in the accommodating cavity. The throttle valve disclosed by the utility model has the advantages of good connection stability of the sensor substrate and an electrically connected socket, simple structure, no traditional mechanisms such as a motor and a gear, high assembly efficiency and low cost.
Description
Technical field
The utility model relates to a kind of auto parts machinery, specifically refers to a kind of closure.
Background technique
Closure is the most important parts of automobile engine system, and his top is air-strainer, and bottom is engine cylinder-body, and its effect is to enter one controllable valve in engine cylinder-body for controlling air.Existing closure, as shown in the electronic throttle that China Patent Publication No. is 102966440A, its structure generally comprises housing, rotation is arranged at the throttle plate pin in housing, and interlock is arranged on throttle plate pin for controlling the closure of the air flue air mass flow size on housing.In addition, motor is also installed on housing, the output shaft of motor is linked by the driving mechanisms such as transition gear, tooth sector and throttle plate pin.The driving structure of this traditional its throttle plate pin of closure is complicated, and cost is high.
In addition, in existing closure, on throttle plate pin, interlock is provided with brush, and the sensor base plate that brush contact coordinates is set, by brush, on sensor base plate, rotate, pass out the electrical signal of the aperture of relevant closure, be convenient to the aperture of closure to control.The sensor base plate of existing closure is also connected with electric-connected socket by the mode of printed circuit, this Placement, cost is too high, and the printed wire between sensor base plate and electric-connected socket is more fragile, easily, at closure using process Fracture, reduced the stability of closure.
Summary of the invention
The purpose of this utility model is the shortcoming and defect existing in order to overcome prior art, and provides a kind of structure to arrange simply, does not have gear transmission to coordinate, the closure that cost of production is low.
For achieving the above object, the technical solution of the utility model is to include housing, side cover, throttle plate pin, and throttle plate pin drive unit, on described throttle plate pin, be linkedly set with brush, in described housing, be fixedly installed the sensor base plate of relative brush side, on described housing, be provided with air passageways, described throttle plate pin rotates and is arranged in housing, and on this throttle plate pin, be linkedly set with for controlling the solar term door-plate of air passageways size, it is characterized in that: between described side cover and housing, be provided with holding cavity, described throttle plate pin drive unit includes rotor assembly and the stator module being arranged in holding cavity, described rotor assembly includes rotator seat, rotor iron core and permanent magnet sheet, described rotator seat includes central tube and is vertically installed in the outer casing at central tube two ends, the inwall of described central tube is provided with the axial arranged slippage slot of multiple tracks, on the outer wall of described rotor iron core, be provided with the axial arranged slippage convex tendon of multiple tracks, this slippage convex tendon is axially inserted into the slippage slot interior formation rotor iron core of central tube and being circumferentially linked of rotator seat, one end of described throttle plate pin plugs in the endoporus that is fixed on rotor iron core and to form and being circumferentially linked of rotor iron core, described permanent magnet sheet includes the circular arc permanent magnet sheet that pair of magnetic is contrary, this a pair of circular arc permanent magnet sheet anchor ear location is fixed on the both sides of central tube, described stator module includes electromagnetic coil and stator iron core, the transverse center of this electromagnetic coil is provided with the central through bore that left and right connects, described stator iron core integral body includes both wing portions and central part, whole one-tenth " U " type, the central part of this stator iron core is through central through bore, and described rotor assembly is arranged between the both wing portions of stator iron core.
By this setting, directly adopt rotor assembly and the throttle plate pin interlock of said structure, and the magnetic force that becomes the stator iron core of " U " type to transmit electromagnetic coil by integral body goes to drive rotor assembly to rotate, saved the mechanisms such as the required motor of the throttle plate pin transmission of transmission, gear, designs simplification, and reduced cost, in addition, between rotator seat and rotor iron core, adopt inserting mode directly to assemble, assembling effect is high, and assembly precision is good.
Further arranging is that the side of described side cover is provided with jack sleeve, in this jack sleeve, is fixedly installed electric-connected socket, in this electric-connected socket, is provided with contact pin, between described sensor base plate and the contact pin of electric-connected socket, by wire bonds, is fixedly connected with.By this setting, the electrical connection that adopts the mode of wire bonds to realize between the contact pin of electric-connected socket of sensor base plate is fixed, compared to traditional integrated printed wire setting, cost greatly reduces, and current welding procedure also can guarantee the stability between the two.
Further arrange is that described side cover and the sealing crimping of the joint between housing is provided with O-ring seal.By this setting, prevent that the impurity such as extraneous fluid from entering into the holding cavity that side cover and housing form, and ensured the steady running of throttle plate pin drive unit.
Further arranging is that described stator iron core is spliced mutually by first stator core segment of one section of " L " type and second stator core segment of one section of " one " font, and the stitching portion of the first stator core segment is provided with splices locating slot longitudinally, the stitching portion of the second described stator core segment is provided with and splices the splicing location convex tendon that locating slot splices mutually.By this setting, conveniently say that stator iron core passes the central through bore of electromagnetic coil, and assembling effect is high, assembly cost is low.
In sum, the utility model has the advantages that the connective stability of sensor base plate and electric-connected socket is good, structure arranges simply, and without mechanisms such as conventional motors, gears, assembling is efficient, and cost is low.
Below in conjunction with specification drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 the utility model embodiment structural representation;
Fig. 2 the utility model embodiment STRUCTURE DECOMPOSITION figure;
Fig. 3 the utility model embodiment rotor component construction exploded view;
Fig. 4 the utility model embodiment stator module structural representation.
Embodiment
Below by embodiment, the utility model is specifically described, only for the utility model is further described, can not be interpreted as the restriction to the utility model protection domain.
Embodiment of the present utility model as Figure 1-4, include housing 3, side cover 5, throttle plate pin 1, and throttle plate pin drive unit, on described throttle plate pin, be linkedly set with brush 61, in described housing, be fixedly installed the sensor base plate 62 of relative brush side, on described housing 3, be provided with air passageways 31, described throttle plate pin 1 rotates and is arranged in housing 3, and on this throttle plate pin 1, be linkedly set with for controlling the solar term door-plate 11 of air passageways size, the side of described side cover 5 is provided with jack sleeve 51, in this jack sleeve, be fixedly installed electric-connected socket 52, in this electric-connected socket, be provided with contact pin 53, between described sensor base plate 62 and the contact pin 53 of electric-connected socket, by wire 54, be welded and fixed connection.
In addition, side cover 5 described in the present embodiment and the sealing crimping of the joint between housing 3 are provided with O-ring seal 33, ensured the encapsulation of holding cavity 32, between described side cover and housing, be provided with holding cavity 32, described throttle plate pin drive unit includes rotor assembly 2 and the stator module 3 being arranged in holding cavity 12, described rotor assembly 2 includes rotator seat 21, rotor iron core 22 and permanent magnet sheet 23, described rotator seat 21 includes central tube 211 and is vertically installed in the outer casing 212 at central tube two ends, the inwall of described central tube 211 is provided with the axial arranged slippage slot of multiple tracks 2111, on the outer wall of described rotor iron core 22, be provided with the axial arranged slippage convex tendon 221 of multiple tracks, this slippage convex tendon 221 is axially inserted into the interior formation rotor iron core 22 of slippage slot 2111 of central tube and being circumferentially linked of rotator seat 21, one end of described throttle plate pin 1 plugs in the endoporus that is fixed on rotor iron core 22 and to form and being circumferentially linked of rotor iron core 22, described permanent magnet sheet 23 includes the circular arc permanent magnet sheet that pair of magnetic is contrary, this a pair of circular arc permanent magnet sheet anchor ear location is fixed on the both sides of central tube 211, described stator module 3 includes electromagnetic coil 31 and stator iron core 32, the transverse center of this electromagnetic coil 31 is provided with the central through bore 311 that left and right connects, described stator iron core 32 integral body include both wing portions 321 and central part 322, whole one-tenth " U " type, the central part 322 of this stator iron core is through central through bore 311, and described rotor assembly 2 is arranged between the both wing portions 321 of stator iron core.
Stator iron core 32 described in the present embodiment is spliced mutually by first stator core segment of one section of " L " type and second stator core segment of one section of " one " font, and the stitching portion of the first stator core segment is provided with splices locating slot 323 longitudinally, the stitching portion of the second described stator core segment is provided with and splices the splicing location convex tendon 324 that locating slot splices mutually, as shown in Figure 3.
In addition, the both sides projection of the inside edge of the outer casing 212 of the rotor assembly described in the present embodiment be provided with two respectively with the outer spacing outer banking stop 2121 coordinating of two circular arc permanent magnet sheets, the upper profile 2122 of this outer banking stop is the high arcuate structure in low center, two ends.
Claims (4)
1. a closure, include housing, side cover, throttle plate pin, and throttle plate pin drive unit, on described throttle plate pin, be linkedly set with brush, in described housing, be fixedly installed the sensor base plate of relative brush side, on described housing, be provided with air passageways, described throttle plate pin rotates and is arranged in housing, and on this throttle plate pin, be linkedly set with for controlling the solar term door-plate of air passageways size, it is characterized in that: between described side cover and housing, be provided with holding cavity, described throttle plate pin drive unit includes rotor assembly and the stator module being arranged in holding cavity, described rotor assembly includes rotator seat, rotor iron core and permanent magnet sheet, described rotator seat includes central tube and is vertically installed in the outer casing at central tube two ends, the inwall of described central tube is provided with the axial arranged slippage slot of multiple tracks, on the outer wall of described rotor iron core, be provided with the axial arranged slippage convex tendon of multiple tracks, this slippage convex tendon is axially inserted into the slippage slot interior formation rotor iron core of central tube and being circumferentially linked of rotator seat, one end of described throttle plate pin plugs in the endoporus that is fixed on rotor iron core and to form and being circumferentially linked of rotor iron core, described permanent magnet sheet includes the circular arc permanent magnet sheet that pair of magnetic is contrary, this a pair of circular arc permanent magnet sheet anchor ear location is fixed on the both sides of central tube, described stator module includes electromagnetic coil and stator iron core, the transverse center of this electromagnetic coil is provided with the central through bore that left and right connects, described stator iron core integral body includes both wing portions and central part, whole one-tenth " U " type, the central part of this stator iron core is through central through bore, and described rotor assembly is arranged between the both wing portions of stator iron core.
2. a kind of closure according to claim 1, it is characterized in that: the side of described side cover is provided with jack sleeve, in this jack sleeve, be fixedly installed electric-connected socket, in this electric-connected socket, be provided with contact pin, between described sensor base plate and the contact pin of electric-connected socket, by wire bonds, be fixedly connected with.
3. a kind of closure according to claim 1, is characterized in that: described side cover and the sealing crimping of the joint between housing are provided with O-ring seal.
4. a kind of closure according to claim 1, it is characterized in that: described stator iron core is spliced mutually by first stator core segment of one section of " L " type and second stator core segment of one section of " one " font, and the stitching portion of the first stator core segment is provided with splices locating slot longitudinally, the stitching portion of the second described stator core segment is provided with and splices the splicing location convex tendon that locating slot splices mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086203.2U CN203717136U (en) | 2014-02-27 | 2014-02-27 | Throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086203.2U CN203717136U (en) | 2014-02-27 | 2014-02-27 | Throttle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203717136U true CN203717136U (en) | 2014-07-16 |
Family
ID=51156298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420086203.2U Expired - Fee Related CN203717136U (en) | 2014-02-27 | 2014-02-27 | Throttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203717136U (en) |
-
2014
- 2014-02-27 CN CN201420086203.2U patent/CN203717136U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20170227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |